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from typing import Any

from pydantic import BaseModel
from pydantic import Field


# LangChain/LangGraph message models for validation
class OpenAIMessage(BaseModel):
    content: str | None = Field(default=None, description="The content of the message.")
    additional_kwargs: dict[str, Any] = Field(default_factory=dict, description="Additional kwargs for the message.")
    response_metadata: dict[str, Any] = Field(default_factory=dict, description="Response metadata for the message.")
    type: str = Field(description="The type of the message.")
    name: str | None = Field(default=None, description="The name of the message.")
    id: str | None = None
    example: bool = Field(default=False, description="Whether the message is an example.")
    tool_call_id: str | None = Field(default=None, description="The tool call ID for the message.")
